package com.atguigu.rabbitmq.springbootrabbitmq.config;

import org.springframework.amqp.core.*;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * ClassName: TtlQueueConfig
 * Description:  TTL 队列 配置类文件代码
 * Date: 2023/04/28 PM 5:36:52
 * <p>
 * project: atguigu-rabbitmq
 * package: com.atguigu.rabbitmq.springbootrabbitmq.config
 * email: 1085844536@qq.com
 * version:
 *
 * @author WangGuojian
 */
@Configuration
public class TtlQueueConfig {

    /**
     * 普通交换机的名称
     */
    public static final String X_EXCHANGE = "X";

    /**
     * 死信交换机的名称
     */
    public static final String Y_DEAD_LETTER_EXCHANGE = "Y";

    /**
     * 普通队列的名称
     */
    public static final String QUEUE_A = "QA";
    public static final String QUEUE_B = "QB";

    /**
     * 死信队列的名称
     */
    public static final String DEAD_LETTER_QUEUE = "QD";

    /**
     * 普通队列的名称
     */
    public static final String QUEUE_C = "QC";

    /**
     * 声明QC
     */
    @Bean("queueC")
    public Queue queueC() {
        Map<String, Object> arguments = new HashMap<>(3);
        // 设置死信交换机
        arguments.put("x-dead-letter-exchange", Y_DEAD_LETTER_EXCHANGE);
        // 设置死信 RoutingKey
        arguments.put("x-dead-letter-routing-key", "YD");
        return QueueBuilder.durable(QUEUE_C).withArguments(arguments).build();
    }

    @Bean
    public Binding queueCBindingX(@Qualifier("queueC") Queue queueC, @Qualifier("xExchange") DirectExchange xExchange) {
        return BindingBuilder.bind(queueC).to(xExchange).with("XC");
    }

    /**
     * 声明 xExchange
     */
    @Bean("xExchange")
    public DirectExchange xExchange() {
        return new DirectExchange(X_EXCHANGE);
    }

    /**
     * 声明 yExchange
     */
    @Bean("yExchange")
    public DirectExchange yExchange() {
        return new DirectExchange(Y_DEAD_LETTER_EXCHANGE);
    }

    /**
     * 声明普通队列 TTL 10s
     */
    @Bean("queueA")
    public Queue queueA() {
        Map<String, Object> arguments = new HashMap<>(3);
        // 设置死信交换机
        arguments.put("x-dead-letter-exchange", Y_DEAD_LETTER_EXCHANGE);
        // 设置死信 RoutingKey
        arguments.put("x-dead-letter-routing-key", "YD");
        // 设置 TTL   单位是 ms
        arguments.put("x-message-ttl", 10000);
        return QueueBuilder.durable(QUEUE_A).withArguments(arguments).build();
    }

    /**
     * 声明普通队列 TTL 40s
     */
    @Bean("queueB")
    public Queue queueB() {
        Map<String, Object> arguments = new HashMap<>(3);
        // 设置死信交换机
        arguments.put("x-dead-letter-exchange", Y_DEAD_LETTER_EXCHANGE);
        // 设置死信 RoutingKey
        arguments.put("x-dead-letter-routing-key", "YD");
        // 设置 TTL   单位是 ms
        arguments.put("x-message-ttl", 40000);
        return QueueBuilder.durable(QUEUE_B).withArguments(arguments).build();
    }

    /**
     * 死信队列
     */
    @Bean("queueD")
    public Queue queueD() {
        return QueueBuilder.durable(DEAD_LETTER_QUEUE).build();
    }

    /**
     * 绑定
     */
    @Bean
    public Binding queueABindingX(@Qualifier("queueA") Queue queueA, @Qualifier("xExchange") DirectExchange xExchange) {
        return BindingBuilder.bind(queueA).to(xExchange).with("XA");
    }

    @Bean
    public Binding queueBBindingX(@Qualifier("queueB") Queue queueB, @Qualifier("xExchange") DirectExchange xExchange) {
        return BindingBuilder.bind(queueB).to(xExchange).with("XA");
    }

    @Bean
    public Binding queueDBindingY(@Qualifier("queueD") Queue queueD, @Qualifier("yExchange") DirectExchange yExchange) {
        return BindingBuilder.bind(queueD).to(yExchange).with("YD");
    }

}
